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<html>3
<head>4
<meta charset="utf-8">5
<title>蜜蜂教程(mifengjc.com)</title>6
<script>7
function above() {8
document.getElementById('myTable').frame = "above";9
}10
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function below() {12
document.getElementById('myTable').frame = "below";13
}14
</script>15
</head>16
<body>17
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<table id="myTable" border="1">19
<tr>20
<td>cell 1</td>21
<td>cell 2</td>22
</tr>23
<tr>24
<td>cell 3</td>25
<td>cell 4</td>26
</tr>27
</table>28
<br>29
<button type="button" onclick="above()">显示上面的边框</button>30
<button type="button" onclick="below()">显示底部边框</button>31
<p><b>Note:</b>frame属性在Internet Explorer 9之前版本不能正常显示。</p>32
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</body>34
</html>